Home / 9,317.77-13,971.83-2,743.09

Finding the Fourth Proportional to 9,317.77, 13,971.83 and 2,743.09

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Solution

The fourth proportional to 9,317.77, 13,971.83 and 2,743.09 is: 4,113.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,317.77 : 13,971.83 = 2,743.09 : x
  2. Step 2: Convert to fraction form
    9,317.77/13,971.83 = 2,743.09/x
  3. Step 3: Cross multiply
    9,317.77x = 13,971.83 × 2,743.09
  4. Step 4: Simplify right side
    9,317.77x = 38,325,938.51
  5. Step 5: Solve for x
    x = 38,325,938.51/9,317.77
  6. Step 6: Final answer
    x = 4,113.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.